<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/35/640x320/landscape_showbiz_clint_eastwood_invisible_obama_chair.jpg>
<http://www.digitalspy.com/showbiz/news/a404005/kal-penn-mocks-clint-eastwoods-invisible-obama-in-dnc-speech-vid/>